Vulnerability · Published May 21, 2026 · Assigned by CPANSec
CVE-2026-46473Authen::TOTP versions before 0.1.1 for Perl generate secrets using rand
High 7.5
In plain English
A high-severity security flaw in Authen::TOTP from TCHATZI. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 36% of all known vulnerabilities).
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)0.4%top 63.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Authen::TOTP versions before 0.1.1 for Perl generate secrets using rand. Secrets were generated using Perl's built-in rand function, which is predictable and unsuitable for security usage.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| TCHATZI | Authen::TOTP | 0 – before 0.1.1 |
Weakness: CWE-331 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N